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Prestige 652 ADSL Security Router
viii Table of Contents
Chapter 5 Remote Node Configuration .....................................................................................................5-1
5.1 Remote Node Setup ...................................................................................................................5-1
5.2 Remote Node Setup ...................................................................................................................5-6
5.3 Remote Node Filter....................................................................................................................5-8
Chapter 6 Remote Node TCP/IP Configuration........................................................................................6-1
6.1 TCP/IP Configuration................................................................................................................6-1
Chapter 7 Bridging Setup ...........................................................................................................................7-1
7.1 Bridging in General....................................................................................................................7-1
7.2 Bridge Ethernet Setup................................................................................................................7-1
Chapter 8 Network Address Translation (NAT)........................................................................................8-1
8.1 Introduction................................................................................................................................8-1
8.2 Using NAT.................................................................................................................................8-6
8.3 NAT Setup.................................................................................................................................8-8
8.4 NAT Server Sets – Port Forwarding........................................................................................8-16
8.5 General NAT Examples...........................................................................................................8-20
FIREWALL AND CONTENT FILTERS........................................................................................................ III
Chapter 9 Firewalls......................................................................................................................................9-1
9.1 What Is a Firewall?....................................................................................................................9-1
9.2 Types of Firewalls......................................................................................................................9-1
9.3 Introduction to ZyXEL’s Firewall .............................................................................................9-2
9.4 Denial of Service .......................................................................................................................9-3
9.5 Stateful Inspection .....................................................................................................................9-7
9.6 Guidelines For Enhancing Security With Your Firewall.........................................................9-11
9.7 Packet Filtering Vs Firewall ....................................................................................................9-12
Chapter 10 Introducing the Prestige Firewall.........................................................................................10-1
10.1 Remote Management and the Firewall ....................................................................................10-1
10.2 Access Methods.......................................................................................................................10-1
10.3 Using Prestige SMT Menus.....................................................................................................10-1
Chapter 11 Using the Prestige Web Configurator...................................................................................11-1
11.1 Web Configurator Login and Main Menu Screens..................................................................11-1
11.2 Enabling the Firewall...............................................................................................................11-2
11.3 E-mail ......................................................................................................................................11-2
11.4 Attack Alert..............................................................................................................................11-6
Chapter 12 Creating Custom Rules .........................................................................................................12-1
12.1 Rules Overview........................................................................................................................12-1
12.2 Rule Logic Overview...............................................................................................................12-1
12.3 Connection Direction...............................................................................................................12-3
12.4 Rule Summary .........................................................................................................................12-4
12.5 Predefined Services..................................................................................................................12-6
12.6 Timeout..................................................................................................................................12-13
Chapter 13 Customized Services..............................................................................................................13-1